<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
</head>

<body>
    <script>
        function Person() { }
        Person.prototype.sayHi = function () {
            console.log('hi');

        }
        Person.prototype.walk = function () {
            console.log('散步');

        }
        var p1 = new Person();
        console.log(p1.constructor);
        p1.sayHi();
        p1.walk();
        var p2 = new Person();
        p2.sayHi();
        p2.walk();
        console.log(p1.sayHi == p2.sayHi);
        console.log(p1.walk == p2.walk);
        
    </script>
</body>

</html>